diff options
-rw-r--r-- | regexec.c | 10 |
1 files changed, 10 insertions, 0 deletions
@@ -4900,12 +4900,17 @@ forward_search_range(regex_t* reg, const UChar* str, const UChar* end, UChar* s, UChar* range, UChar** low, UChar** high, UChar** low_prev) { UChar *p, *pprev = (UChar* )NULL; + size_t input_len = end - str; #ifdef ONIG_DEBUG_SEARCH fprintf(stderr, "forward_search_range: str: %"PRIuPTR" (%p), end: %"PRIuPTR" (%p), s: %"PRIuPTR" (%p), range: %"PRIuPTR" (%p)\n", (uintptr_t )str, str, (uintptr_t )end, end, (uintptr_t )s, s, (uintptr_t )range, range); #endif + if (reg->dmin > input_len) { + return 0; + } + p = s; if (reg->dmin > 0) { if (ONIGENC_IS_SINGLEBYTE(reg->enc)) { @@ -5042,6 +5047,11 @@ backward_search_range(regex_t* reg, const UChar* str, const UChar* end, UChar** low, UChar** high) { UChar *p; + size_t input_len = end - str; + + if (reg->dmin > input_len) { + return 0; + } range += reg->dmin; p = s; |